资料介绍
背光驱动和闪光驱动ICZI2848
ZI2848
(High-Current Charge Pump For Applications)
IC
Co ZT E
ZTEIC DESIGN CO.,LTD.
nf id e
Datasheet
Ver1.0
2008-08
1
ZTEIC DESIGN CO., LTD
nt i
Backlight Display and Flash
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ZI2848
High-Current Charge Pump For Backlight Display and Flash Applications
The ZI2848 is a tri-mode charge pump optimized for systems operating with lithium-ion/polymer batteries. The charge pump provides power for both white LED backlight and flash, with an integrated four channel backlight LED current sink plus two channel flash LED current sinks. Each backlight channel can drive up to 30mA, while each flash current sink/channel can drive up to 300mA (600mA total). Two independent S2Cwire serial digital interface inputs enable, disable, and set LED current to one of 32 levels for the backlight
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